A video from a residential area in Vladivostok, Far-Eastern Russia, posted online this Tuesday shows every single car skid and crash on a slippery road as they try to take a sharp turn. The author of the video claims to have recorded it from his window in just two hours: from 7 to 9am. Later that day, he adds, communal services sprinkled sand over the ice, which immediately reduced the slippery effect. Vladivostok...